Sean's drill sergeant
|Sean's drill sergeant|
|First appearance||The Kill Squad, Part 1|
|Occupation||US Navy SEAL Sergeant|
Sean's drill sergeant was a drill sergeant for the Navy SEALs at the time Sean Fallon was training.
As Sean remembers his time before he was a member of kill squad, he recalls the time he trained for the US Navy SEALs. A drill sergeant is seen barking orders at him and several other potential recruits.